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1 <?php
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2
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3 /*
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4 * This file is part of the Symfony package.
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5 *
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6 * (c) Fabien Potencier <fabien@symfony.com>
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7 *
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8 * For the full copyright and license information, please view the LICENSE
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9 * file that was distributed with this source code.
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10 */
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11
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12 namespace Symfony\Component\Finder\Tests\Iterator;
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13
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14 use PHPUnit\Framework\TestCase;
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15
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16 abstract class IteratorTestCase extends TestCase
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17 {
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18 protected function assertIterator($expected, \Traversable $iterator)
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19 {
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20 // set iterator_to_array $use_key to false to avoid values merge
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21 // this made FinderTest::testAppendWithAnArray() fail with GnuFinderAdapter
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22 $values = array_map(function (\SplFileInfo $fileinfo) { return str_replace('/', \DIRECTORY_SEPARATOR, $fileinfo->getPathname()); }, iterator_to_array($iterator, false));
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23
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24 $expected = array_map(function ($path) { return str_replace('/', \DIRECTORY_SEPARATOR, $path); }, $expected);
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25
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26 sort($values);
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27 sort($expected);
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28
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29 $this->assertEquals($expected, array_values($values));
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30 }
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31
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32 protected function assertOrderedIterator($expected, \Traversable $iterator)
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33 {
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34 $values = array_map(function (\SplFileInfo $fileinfo) { return $fileinfo->getPathname(); }, iterator_to_array($iterator));
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35
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36 $this->assertEquals($expected, array_values($values));
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37 }
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38
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39 /**
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40 * Same as assertOrderedIterator, but checks the order of groups of
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41 * array elements.
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42 *
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43 * @param array $expected - an array of arrays. For any two subarrays
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44 * $a and $b such that $a goes before $b in $expected, the method
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45 * asserts that any element of $a goes before any element of $b
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46 * in the sequence generated by $iterator
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47 * @param \Traversable $iterator
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48 */
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49 protected function assertOrderedIteratorForGroups($expected, \Traversable $iterator)
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50 {
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51 $values = array_values(array_map(function (\SplFileInfo $fileinfo) { return $fileinfo->getPathname(); }, iterator_to_array($iterator)));
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52
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53 foreach ($expected as $subarray) {
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54 $temp = [];
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55 while (\count($values) && \count($temp) < \count($subarray)) {
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56 $temp[] = array_shift($values);
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57 }
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58 sort($temp);
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59 sort($subarray);
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60 $this->assertEquals($subarray, $temp);
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61 }
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62 }
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63
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64 /**
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65 * Same as IteratorTestCase::assertIterator with foreach usage.
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66 *
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67 * @param array $expected
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68 * @param \Traversable $iterator
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69 */
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70 protected function assertIteratorInForeach($expected, \Traversable $iterator)
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71 {
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72 $values = [];
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73 foreach ($iterator as $file) {
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74 $this->assertInstanceOf('Symfony\\Component\\Finder\\SplFileInfo', $file);
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75 $values[] = $file->getPathname();
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76 }
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77
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78 sort($values);
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79 sort($expected);
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80
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81 $this->assertEquals($expected, array_values($values));
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82 }
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83
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84 /**
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85 * Same as IteratorTestCase::assertOrderedIterator with foreach usage.
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86 *
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87 * @param array $expected
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88 * @param \Traversable $iterator
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89 */
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90 protected function assertOrderedIteratorInForeach($expected, \Traversable $iterator)
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91 {
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92 $values = [];
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93 foreach ($iterator as $file) {
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94 $this->assertInstanceOf('Symfony\\Component\\Finder\\SplFileInfo', $file);
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95 $values[] = $file->getPathname();
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96 }
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97
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98 $this->assertEquals($expected, array_values($values));
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99 }
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100 }
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